Janitor: That, my friends, is a roof toilet.
Dr. Casey: I'm sorry, you said that like it's a normal thing.
J.D.: Be careful with this guy, he's uh...
Janitor: Hey! You're the guy that's been using up all my soap!
Dr. Casey: Yeah, I've got OCD.
Janitor: Really!? My grandpa had that. Every morning he'd take a gym sock, fill it up with nickels, and just beat us! That's OCD, right?
J.D.: The bad kind.